Communication navigation system, communication navigation...

Details Communication navigation system, communication navigation... Communication navigation system, communication navigation...

2005-01-11

2005-01-11

Chin, Gary (Department: 3661)

Data processing: vehicles, navigation, and relative location

Navigation

Determination of travel data based on the start point and...

C701S211000, C340S995120, C340S995200

Reexamination Certificate

active

06842693

ABSTRACT:
A communication navigation system includes a server that transmits route guidance information to terminal units via a communication network, and a transmitter/receiver, provided in each terminal unit, for transmitting specification data that specifies a type of necessary route guidance information, to the server via the communication network. The server transmits only the route guidance information of the type specified by the specification data, to the terminal unit.

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